HackingStolen CredentialsEmployee Data InvolvedDelayed DiscoveryIdentity (basic)Government IDMediumContained

HCI Group

bd_0f6ec265681ba452 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 2, 2020

Filed

Jun 8, 2021

To disclose

40 weeks

Affected

Not disclosed

Confidence

64%

Full breach record for HCI Group →2 incidents on file

HCI LLC notified the California Attorney General of a data security incident. On September 2, 2020, HCI became aware that an unauthorized individual had accessed certain employee email accounts sometime prior to June 2020. The breach potentially exposed names and Social Security numbers of current and former employees. HCI engaged forensic investigators and is offering 12 months of identity monitoring services to affected individuals.

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California clockDiscovered Sep 2, 2020 → Notified Jun 8, 2021279d ✗ CA 60-day late40 weeks discovery → filing

Incident timeline

undetected · 194 days

discovery → filing · 40 weeks / 279 days

Feb 21, 2020

Begins

Sep 2, 2020

Discovered

Jun 8, 2021

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: HCI Group
norm: hci group
Domain: hcigroup.com

Name: HCI Group
norm: hci group
Domain: hcigroup.com

Discovered: Sep 2, 2020
Breach occurred: Feb 21, 2020 – Jun 1, 2020
Undetected for: 194 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 8, 2021
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External

During the incident: Conducted an investigation
Hired independent computer forensic investigators
Hired a third party vendor to conduct a thorough review of the impacted information
Offering free identity monitoring and recovery services for 12 months through IDX
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 40 weeks(279 days from discovery to filing)
Compliance flags: CA 60-day late · 279d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Sep 2, 2020
→ Notified: Jun 8, 2021
279d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Sep 2, 2020 → Notified: Jun 8, 2021	279d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://oag.ca.gov/ecrime/databreach/reports/sb24-541698
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 8, 2021
Raw hash: 1bc076033aa6943797e49682c9eab9c435279fd2f840b8dd000cf2bfc4ac59e5

Reporting entityHCI Group

Victim entityHCI Group

Incidentdiscovered Sep 2, 2020

Stated responseConducted an investigation

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov